JUSTIN WILSON US MUM 2017 J2SW.COM TOPICS COVERED MPLS - WHAT YOU - - PowerPoint PPT Presentation

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JUSTIN WILSON US MUM 2017 J2SW.COM TOPICS COVERED MPLS - WHAT YOU - - PowerPoint PPT Presentation

JUSTIN WILSON US MUM 2017 J2SW.COM TOPICS COVERED MPLS - WHAT YOU NEED TO KNOW NETWORK DESIGN PHILOSOPHIES LESSONS LEARNED ON THE OL INTERWEBS WHAT YOU NEED TO KNOW IN THE NEXT 18 MONTHS EXTRAS IF TIME GIVEAWAY JUSTIN


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SLIDE 1

JUSTIN WILSON US MUM 2017

J2SW.COM

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SLIDE 2

TOPICS COVERED

  • MPLS - WHAT YOU NEED TO KNOW
  • NETWORK DESIGN PHILOSOPHIES
  • LESSONS LEARNED ON THE OL INTERWEBS
  • WHAT YOU NEED TO KNOW IN THE NEXT 18 MONTHS
  • EXTRAS IF TIME
  • GIVEAWAY
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SLIDE 3

JUSTIN WILSON

  • CCNA – CCNP – COMTRAIN - MTCNA
  • ISP INDUSTRY SINCE 1993
  • BLOGGER, THE BROTHERS WISP MEMBER, COMMUNITY REGULAR
  • CEO MTIN.NET, COO MIDWEST-IX/FD-IX
  • AVID GI JOE COLLECTOR

j2sw.com • mtin.net • connectivity.engineer • midwest-ix.com

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SLIDE 4

MPLS / VPLS / ALPHABET SOUP

  • MPLS
  • VPLS
  • WHY AND WHEN?
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SLIDE 5

WHY SHOULD I EVEN CARE ABOUT MPLS?

  • SCALABILITY
  • TRAFFIC ENGINEERING
  • QOS
  • REDUNDANCY
  • INDEPENDENT OF LAYER 2 AND LAYER 3 PROTOCOLS
  • BUT I CAN DO THIS WITH OSPF AND BGP ALREADY?
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SLIDE 6
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SLIDE 7

MPLS…

  • MPLS IS LAYER 2.5
  • YOU STILL NEED THINGS LIKE OSPF, BGP

, EIGRP FOR IP

  • IF YOU ARE RUNNING RIP COME SEE ME. YOU NEED HELP. I WILL HELP

YOU FOR FREE YOU POOR B@$%!RD.

  • ARE STATIC ROUTES BAD?
  • NO, JUST NOT SCALABLE
  • IF YOU ARE RUNNING STATIC ROUTES COMFORTABLY YOU PROBABLY

DON’T HAVE A NEED FOR MPLS

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SLIDE 8

DRAWBACKS TO MPLS

  • MORE ADMINISTRATIVE OVERHEAD
  • LARGER MTUS NEEDED
  • INCREASED NETWORK COMPLEXITY
  • CHANGE IS SCARY
  • DO I REALLY NEED MPLS?
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SLIDE 9

MPLS SECURITY

  • EASY TO SPOOF IP ADDRESSES, ALMOST IMPOSSIBLE TO SPOOF

LABELS

  • EVERY PE ROUTER MAINTAINS A SEPARATE BRF
  • DOES NOT DO ENCRYPTION OR AUTHENTICATION
  • MOST ATTACKS ARE AGAINST THE PE ROUTER OR THE ROUTING

ON TOP OF MPLS

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SLIDE 10

VPLS

  • VPLS CAN HELP YOU SAVE IP ADDRESSES
  • TUNNEL BACK TO A CENTRAL CORE WHERE A SINGLE POOL

CAN ASSIGN IPS

  • WILL EOIP DO THE SAME FOR ME?
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SLIDE 11

NETWORK PHILOSOPHY

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SLIDE 12

WHERE TO USE?

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SWITCH CENTRIC

  • Switch Fabric from 2013
  • Transport and Transit circuits terminated
  • n Cisco Chassis (pre mikrotik switching)
  • Routers in VRRP
  • BGP routers fed into VRRP Core
  • Switches Switch Routers Route
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SLIDE 14

SMALL SWITCH CENTRIC

  • Small DC Deployment
  • Same concept
  • Switches switch
  • Provider circuits are your

failure points most of the time

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SLIDE 15
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WHAT DOES IT COST TO PLAN

  • PLAN FOR 100 CUSTOMERS, PLAN FOR 10000
  • YOU CAN PLAN WHILE EATING GREEN EGGS AND HAM
  • SUCCESSFUL ISPS AND NETWORKS HAVE CONTINGENCY PLANS FOR

EVERYTHING NOT JUST DISASTERS

  • KNOW YOUR PAIN POINTS
  • KNOW YOUR LIMITATIONS
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SLIDE 17

WHAT SHOULD I KNOW IN THE NEXT 12 MONTHS?

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SLIDE 18

WHAT DO I NEED TO LEARN ABOUT?

  • WIRELESS
  • LTE
  • SHRINKING CELL SIZES
  • MORE BANDWIDTH CLOSER TO THE CUSTOMER
  • INTERFERENCE MITIGATION
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SLIDE 19

IPV4 EXHAUSTION

  • CGN
  • IPV6
  • OPEN MARKET PURCHASES
  • NAT *

*WWJD (What would Janis do)

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SLIDE 20

MIKROTIK STUFF TO KNOW

  • FOR US PROVIDERS CALEA
  • AUTOMATING YOUR NETWORKS
  • EIRP LIMITS AND WIRELESS
  • LEARN ABOUT 60 GHZ, EVEN IF YOU ARE RURAL
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LLFF (LESSONS LEARNED FROM FACEBOOK)

  • PROTECT YOUR NETWORK DEVICES. EVEN IF THEY ARE PROTECTED BY

FIREWALLS KEEP UP ON SOFTWARE UPDATES. *

  • GROUND YOUR STUFF….PROPERLY
  • THERE ARE MANY WAYS TO DO SOMETHING. MANY ARE RIGHT. SOME ARE

TOTALLY WRONG.

  • MODULAR NETWORKS
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SLIDE 22

MIKROTIK CASE STUDY

  • SWITCHES AND ROUTERS IN A DATA CENTER 4 HOURS AWAY

FROM THE CLOSEST TECH

  • NEEDED TO BE ABLE TO SEE WHAT IS GOING ON BEFORE

DISPATCHING SOMEONE

  • MULTIPLE METRO SITES
  • 2011S AT THE HEART OF THE MANAGEMENT NETWORK
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SLIDE 23
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SLIDE 24

RESOURCES

  • FACEBOOK GROUPS (WISP TALK MOST ACTIVE)
  • CONFERENCES
  • MUM
  • WISPA
  • SERVICES AND PROGRAMS
  • UNIMUS
  • TOWERCOVERAGE
  • PODCASTS
  • THE BROTHERS WISP
  • PACKET PUSHERS
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SLIDE 25

j2sw.com • mtin.net • midwest-ix.com • thebrotherswisp.com • connectivity.engineer Justin Wilson • j2sw@mtin.net Facebook: j2swilson Ham: n2jsw Skype: j2swmtin